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Fine Hair

GRO Hair Serum

4.4
Rated 4.4 out of 5 stars
5,402 Reviews

#1 Prestige Hair Serum* for Thinning & Shedding

A plant-powered, clinically tested and scientifically proven serum that reduces shedding and thinning with visible results in as soon as 3 months.**

  • Reduces shedding and helps prevent hair thinning
  • Supports visibly fuller, healthier hair over time
  • Strengthens strands while promoting scalp health

Perfect for: Moderate to severe hair loss and thinning
Hair Concerns: Stress-related hair loss, post-partum, menopause, aging, medical conditions, harsh styling

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For best results, we recommend 3-6 months of consistent use
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  • Reduces shedding and helps prevent hair thinning
  • Supports visibly fuller, healthier hair over time
  • Strengthens strands while promoting scalp health

There’s Power in Numbers

Up to 90%

reduction in signs of shedding**

Up to 56%

increase in appearance of hair density**

93%

saw less shedding†

90%

saw an improvement in appearance of their hair†

83%

said their hair was stronger and more resilient†

#1 Prestige Hair Serum* for Thinning & Shedding

Vegamour’s plant-powered, clinically tested solutions are designed to deliver real, visible results — because it’s not just about hair, it’s about feeling like yourself again.

Our Standards

  • Check

    Clinically Tested

  • Check

    Science-Backed

  • Check

    Trusted by Experts

  • Check

    Vegan

  • Check

    Clean

  • Check

    Cruelty-Free

See It to Believe It

Real women, real results, real confidence.

Based on consistent use for at least 90 days. Individual results may vary.

Based on consistent use for at least 90 days. Individual results may vary.

How to Use GRO Hair Serum

Visibly fuller, healthier hair in as soon as 3 months.**

Transform Your Hair & Your Confidence

With daily use of GRO Hair Serum, you may begin to notice:

Your GRO Timeline

  • Month 1

    Less breakage, with a healthier, more hydrated scalp**

  • Month 2

    Thicker, fuller hair with

    noticeable improvement**

  • Month 3

    Visibly less shedding and more resilient hair**

  • Month 4+

    Ongoing results and

    unmatched confidence

The Viral Hair Serum Trusted by Millions

4.4
Rated 4.4 out of 5 stars
Based on 5,402 reviews
Total 5 star reviews: 3.7k Total 4 star reviews: 941 Total 3 star reviews: 365 Total 2 star reviews: 170 Total 1 star reviews: 217
5,402 reviews
  • Arlette S.
    Verified Buyer
    Reviewing
    Complimentary: GRO Hair Serum (3 Pack)
    I recommend this product
    Age Range 25-34
    What is your hair length? Medium
    What are your concerns? Thinning hair, Bald spots, Hair loss prevention, Hair loss from hormonal changes (incl postpartum), Overall health and wellness (sleep / nutrition)
    What is your hair type? Fine, Wavy, Oily, Color Treated
    How often are you using the product? Every day
    How long have you been using the product? 60 days (2 months)
    What improvements have you noticed? Less shedding, Hair growth, Hair length, Hair thickness, Improved overall hair health
    Rated 5 out of 5 stars
    8 hours ago
    Love it! It really works!!!

    I have been using the Vegamour serum for already 2 months. I apply it every night and I saw results withing a few weeks. I really recommend it to anyone who is looking to have fuller hair.

  • Divya
    Reviewing
    GRO Hair Serum
    I recommend this product
    Age Range 35-44
    What is your hair length? Short
    What are your concerns? Thinning hair
    What is your hair type? Fine, Wavy
    How often are you using the product? Every day
    How long have you been using the product? 60 days (2 months)
    What improvements have you noticed? Less shedding, Hair growth
    Rated 5 out of 5 stars
    Yesterday
    Visible hair growth in 2 months

    Hi

    I had shedding and low hair growth . I have been using this serum everyday for 2 months now and my hair shedding is very much reduced .

  • YamiPj
    Verified Reviewer
    Reviewing
    GRO Hair Serum
    I recommend this product
    Age Range 25-34
    What is your hair length? Medium
    What are your concerns? Thinning hair, Hair loss from hormonal changes (incl postpartum), Dry or damaged hair
    What is your hair type? Fine
    How often are you using the product? 3 - 4 times per week
    How long have you been using the product? 30 days (1 month)
    What improvements have you noticed? Less shedding, Hair length, Hair thickness, Improved volume/body
    Rated 5 out of 5 stars
    Yesterday
    Perfecto

    ¡Chicas y chicos, tengo que contarles algo que me tiene súper emocionada! Últimamente he estado buscando una solución real para sentir mi cabello más fuerte y con más volumen, y ¡creo que finalmente la encontré!

    Les hablo del Suero Capilar de Prestigio N.º 1 (sí, así con asterisco de importante 😉). Lo que me convenció fue su fórmula que combina células madre de cúrcuma, cafeína y extractos naturales que suenan increíbles para el cuero cabelludo. Además, ¡prometen resultados en solo 3 meses!

    Después de investigar un poco (y leer algunos testimonios), me animé a probarlo. La aplicación es súper fácil, solo unas gotitas después de la ducha y listo. No es grasoso ni nada, lo cual es un gran plus.

    Si ustedes también están buscando un empujón para tener un cabello más denso y fuerte, ¡les recomiendo echarle un vistazo a este suero! Yo les iré contando cómo me va, pero las primeras impresiones son muy buenas. ¡A darle una oportunidad a ese pelazo que siempre hemos querido! ✨

  • Sarah
    Reviewing
    GRO Hair Serum
    I recommend this product
    Rated 5 out of 5 stars
    2 days ago
    5 Stars

    Love the product. The website and customer service is not bad, just not user friendly

  • DD11
    Verified Reviewer
    Reviewing
    GRO Hair Serum
    I recommend this product
    Age Range 25-34
    What is your hair length? Medium
    What are your concerns? Dry or damaged hair, Thinning hair
    What is your hair type? Fine, Curly
    How often are you using the product? 5 - 6 times per week
    How long have you been using the product? 30 days (1 month)
    What improvements have you noticed? Less shedding
    Rated 4 out of 5 stars
    3 days ago
    Reduced shedding

    I have fine, low density hair that tends to shed a lot. The biggest change I've seen so far from using this serum is a decrease in shedding so im excited to see how else this transforms my hair. I also love that it's lightweight so it absorbs quickly. One dropper full is definitely not enough for coverage though so I wish it had more product. Complimentary from Vegamour.

  • *Based on 2024 USA unit sales of GRO Hair Serum. Source: YipitData
  • **Based on a 120-day independent, third-party clinical study with 40 participants using GRO Hair Serum once daily.
  • †Based on a 120-day consumer perception study of 40 participants using GRO Hair Serum once daily.
  • *Based on a 120-day independent, third-party clinical study with 40 participants using GRO+ Advanced Hair Serum once daily.
  • **Based on a 120-day consumer perception study of 40 participants using GRO+ Advanced Hair Serum once daily.
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